| # Copyright 2016 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import os |
| import unittest |
| |
| from systrace import decorators |
| from systrace import update_systrace_trace_viewer |
| |
| SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__)) |
| STABLE_VIEWER_PATH = os.path.join(SCRIPT_DIR, 'systrace_trace_viewer.html') |
| |
| # Tests presence and content of static HTML files used not only for Python |
| # systrace capture, but also Java-based capture in the android SDK tools. |
| # |
| # NOTE: changes to this file should typically be accompanied by changes to the |
| # Android SDK's method of systrace capture. |
| class MonitorTest(unittest.TestCase): |
| |
| @decorators.HostOnlyTest |
| def test_systrace_trace_viewer(self): |
| self.assertEqual(STABLE_VIEWER_PATH, |
| update_systrace_trace_viewer.SYSTRACE_TRACE_VIEWER_HTML_FILE) |
| |
| update_systrace_trace_viewer.update(force_update=True) |
| |
| with open(STABLE_VIEWER_PATH) as f: |
| content = f.read().strip() |
| |
| # expect big html file |
| self.assertGreater(5 * 1024 * 1024, len(content)) |
| self.assertEqual('<', content[0]) |
| os.remove(f.name) |
| |
| |
| @decorators.HostOnlyTest |
| def test_prefix(self): |
| with open(os.path.join(SCRIPT_DIR, 'prefix.html')) as f: |
| content = f.read().strip() |
| |
| self.assertTrue("<html>" in content) |
| self.assertTrue("<title>Android System Trace</title>" in content) |
| self.assertTrue("{{SYSTRACE_TRACE_VIEWER_HTML}}" in content) |
| |
| |
| @decorators.HostOnlyTest |
| def test_suffix(self): |
| with open(os.path.join(SCRIPT_DIR, 'suffix.html')) as f: |
| content = f.read().strip() |
| |
| self.assertTrue("</html>" in content) |
